Inventor
Ajay Luthra
Inventor
San Diego, CA, US
Overview
Patents· 136 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television60%
H04LTransmission of digital information, e.g. telegraphic communication7%
A61LMethods or apparatus for sterilising materials or objects in general6%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
G06TImage data processing or generation, in general3%
H03HImpedance networks, e.g. resonant circuits3%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
C09DCoating compositions, e.g. paints, varnishes or lacquers2%
Y10TTechnical subjects covered by former us classification2%
A61KPreparations for medical, dental or toiletry purposes1%
PatentTitleYear
11,070,809System and method for reshaping and adaptation of high dynamic range video data202111,032,343Methods and devices for efficient adaptive bitrate streaming202111,025,883Methods and apparatus for 3DTV image adjustment202110,999,584Re-sampling with phase offset adjustment for luma and chroma to select filters in scalable video coding202110,869,053Signaling high dynamic range and wide color gamut content in transport streams202010,819,651Excess bitrate distribution based on quality gain202010,785,492On reference layer and scaled reference layer offset parameters for inter-layer prediction in scalable video coding202010,771,784System for coding high dynamic range and wide color gamut sequences202010,750,194Scalable video coding using reference and scaled reference layer offsets202010,735,755Adaptive perceptual mapping and signaling for video coding202010,735,756Adaptive perceptual mapping and signaling for video coding202010,701,402System and method for reducing blocking artifacts and providing improved coding efficiency202010,681,359Signaling for addition or removal of layers in video coding202010,674,150System and method for reshaping and adaptation of high dynamic range video data202010,652,561Reference layer and scaled reference layer offsets for scalable video coding202010,587,914Moving content between set top box and end devices in home202010,587,886Re-sampling with phase offset adjustment for luma and chroma to select filters in scalable video coding202010,560,701Signaling for addition or removal of layers in scalable video202010,506,232System for reshaping and coding high dynamic range and wide color gamut sequences201910,482,917Efficient just-in-time transcoding by parameter extraction201910,477,217Signaling and selection for layers in scalable video201910,440,083Methods and devices for efficient adaptive bitrate streaming201910,432,959Signaling high dynamic range and wide color gamut content in transport streams201910,412,399Scalable video coding using reference and scaled reference layer offsets201910,389,998Methods and apparatus for 3DTV image adjustment201910,349,098Video and data multiplexing in an adaptive bitrate server201910,291,922Method and apparatus for decoding an enhanced video stream201910,250,949Broadcast content to HTTP client conversion201910,218,970Resampling filters for scalable video coding with phase offset adjustment and signaling of same201910,206,945Bioactive coatings201910,205,949Signaling for addition or removal of layers in scalable video201910,165,289Scalable video coding using reference and scaled reference layer offsets201810,129,316Server side adaptive bit rate control for HTTP streaming clients201810,116,938System for coding high dynamic range and wide color gamut sequences201810,104,424Moving content between set top box and end devices in home201810,063,868Signaling for addition or removal of layers in video coding201810,057,582Individual buffer management in transport of scalable video201810,057,316Managing adaptive streaming of data via a communication connection201810,051,275Methods and apparatus for encoding video content201810,034,002Signaling and selection for the enhancement of layers in scalable video20189,998,744Re-sampling with phase offset adjustment for luma and chroma to select filters in scalable video coding20189,992,503Scalable video coding with enhanced base layer20189,986,251Reference layer and scaled reference layer offsets for scalable video coding20189,986,008Methods and devices for efficient adaptive bitrate streaming20189,819,994'Moving content between set top box and end devices in home'20179,813,724'Scalable video coding using reference and scaled reference layer offsets'20179,794,555'Adaptive sampling filter process for scalable video coding'20179,769,235'Server side adaptive bit rate control for HTTP streaming clients'20179,609,339'Individual buffer management in video coding'20179,584,798'Method and apparatus for managing 3D video content'20179,565,468'Moving content between set top box and end devices in home'20179,544,344'Method and apparatus for streaming media content to client devices'20179,544,587'Scalable video coding with enhanced base layer'20179,532,059'Method and apparatus for spatial scalability for video coding'20169,503,732'Re-sampling with phase offset adjustment for luma and chroma to select filters in scalable video coding'20169,503,733'Re-sampling with phase offset adjustment for luma and chroma to signal adaptive filters in scalable video coding'20169,462,021'Methods and devices for efficient adaptive bitrate streaming'20169,432,723'Method of encoding video content'20169,420,023'Managing adaptive streaming of data via a communication connection'20169,414,042'Program guide graphics and video in window for 3DTV'20169,386,294'Method and apparatus for 3DTV image adjustment'20169,374,577'Method and apparatus for selecting a coding mode'20169,264,725'Selection of phase offsets for interpolation filters for motion compensation'20169,154,814'Method and apparatus for converting two-dimensional video content for insertion into three-dimensional video content'20159,131,251'Use of a receive-window size advertised by a client to a content server to change a video stream bitrate streamed by the content server'20159,127,091'Heparin coatings'20159,113,194'Method and system for interleaving video and data for transmission over a network at a selected bit rate'20159,100,689'Moving content between set top box and end devices in home'20159,094,272'Method and apparatus for detecting the presence of a signal in a frequency band using non-uniform sampling'20159,071,853'Broadcast content to HTTP client conversion'20159,036,706'Fractional pixel interpolation filter for video compression'20159,036,700'Simulcast of stereoviews for 3D TV'2015RE045500'Polymeric network system for medical devices and methods of use'20158,910,229'Methods and devices for efficient adaptive bitrate streaming'20148,908,765'Method and apparatus for performing motion estimation'20148,874,634'Managing adaptive streaming of data via a communication connection'20148,630,350'Picture level adaptive frame/field coding for digital video content'20148,582,652'Method and apparatus for selecting a coding mode'20138,553,808'Method and apparatus for detecting the presence of a signal in a frequency band using non-uniform sampling'20138,462,197'3D video transforming device'20138,462,849'Reference picture selection for sub-pixel motion estimation'20138,175,154'Method for restructuring a group of pictures to provide for random access into the group of pictures'20128,101,196'Polysaccharide biomaterials and methods of use thereof'20127,839,931'Picture level adaptive frame/field coding for digital video content'20107,817,718'Macroblock level adaptive frame/field coding for digital video content'20107,771,743'Infection resistant polymers, their preparation and uses'20107,769,087'Picture level adaptive frame/field coding for digital video content'20107,660,353'Picture level adaptive frame/field coding for digital video content'20107,655,038'Polymeric network system for medical devices and methods of use'20107,477,690'Macroblock level adaptive frame/field coding for digital video content'20097,421,025'Macroblock level adaptive frame/field coding for digital video content'20087,310,377'Macroblock level adaptive frame/field coding for digital video content'20077,310,374'Macroblock level adaptive frame/field coding for digital video content'20077,310,375'Macroblock level adaptive frame/field coding for digital video content'20077,310,376'Macroblock level adaptive frame/field coding for digital video content'20077,206,454'Frequency coefficient scanning paths for coding digital video content'20077,177,475'Frequency coefficient scanning paths for coding digital video content'20077,162,094'Frequency coefficient scanning paths for coding digital video content'20077,088,867'Frequency coefficient scanning paths for coding digital video content'20067,046,910'Methods and apparatus for transcoding progressive I-slice refreshed MPEG data streams to enable trick play mode features on a television appliance'20067,034,061'Non-thrombogenic and anti-thrombogenic polymers'20067,020,198'Rate control for an MPEG transcoder without a priori knowledge picture type'20066,987,888'Frequency coefficient scanning paths for coding digital video content'20066,980,596'Macroblock level adaptive frame/field coding for digital video content'20056,955,682'Wound closure system and methods'20056,929,818'Methods and clinical devices for the inhibition or prevention of mammalian cell growth'20056,925,501'Multi-rate transcoder for digital streams'20056,904,094'Processing mode selection for channels in a video multi-processor system'20056,847,656'Statistical remultiplexing with bandwidth allocation among different transcoding channels'2005RE038563'Prediction and coding of bi-directionally predicted video object planes for interlaced digital video'2004RE038564'Motion estimation and compensation of video object planes for interlaced digital video'20046,580,754'Video compression for multicast environments using spatial scalability and simulcast coding'20036,570,922'Rate control for an MPEG transcoder without a priori knowledge of picture type'20036,441,754'Apparatus and methods for transcoder-based adaptive quantization'20026,434,195'Splicing of video data in progressively refreshed video streams'20026,434,197'Multi-functional transcoder for compressed bit streams'20026,406,687'Non-thrombogenic and anti-thrombogenic polymers'20026,287,707'Biocompatible lubricious hydrophilic materials for medical devices'20016,259,741'Method of architecture for converting MPEG-2 4:2:2-profile bitstreams into main-profile bitstreams'20016,167,084'Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals'20006,096,798'Non-thrombogenic and anti-thrombogenic polymers'20006,057,884'Temporal and spatial scaleable coding for video object planes'20006,026,195'Motion estimation and compensation of video object planes for interlaced digital video'20006,005,980'Motion estimation and compensation of video object planes for interlaced digital video'19995,991,447'Prediction and coding of bi-directionally predicted video object planes for interlaced digital video'19995,974,184'Intra-macroblock DC and AC coefficient prediction for interlaced digital video'19995,274,372'Sampling rate conversion using polyphase filters with interpolation'19935,228,098'Adaptive spatio-temporal compression/decompression of video image signals'19935,200,749'Format converter architecture'19935,128,886'Using long distance filters in the presence of round-off errors'19925,023,825'Coefficient reduction in a low ratio sampling rate converter'19914,983,037'Estimation of fiber loss and return signal power'19914,963,020'Detection of splices in an optical fiber'19904,825,379'Method and apparatus for processing waveform records for jitter elimination prior to averaging in determining signal to noise ratio'19894,604,697'Body imaging using vectorial addition of acoustic reflection to achieve effect of scanning beam continuously focused in range'19864,553,437'Hybrid non-invasive ultrasonic imaging system'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1993Based in Beaverton, OR, US· patent location history
1999–2019Patents assigned to GEN INSTRUMENT CORP (43)· patent assignee history
1999–2021Based in San Diego, CA, US· patent location history
2000–2006Based in South Harrow, GB· patent location history
2005–2015Based in Middlesex, GB· patent location history
2005–2019Based in Ruislip, GB· patent location history
2012–2017Patents assigned to LUTHRA AJAY K (17)· patent assignee history
2015–2021Patents assigned to Google Technology Holdings LLC (28)· patent assignee history
2016–2021Patents assigned to ARRIS ENTPR LLC (36)· patent assignee history
2016–2020Patents assigned to ARRIS ENTPR INC (11)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN INSTRUMENT CORP | 43 | 1999–2019 |
| ARRIS ENTPR LLC | 36 | 2016–2021 |
| Google Technology Holdings LLC | 28 | 2015–2021 |
| LUTHRA AJAY Kself | 17 | 2012–2017 |
| ARRIS ENTPR INC | 11 | 2016–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Diego, California, US | 113 | 1999–2021 |
| Beaverton, OR, US | 8 | 1989–1993 |
| Middlesex, GB | 5 | 2005–2015 |
| South Harrow, GB | 4 | 2000–2006 |
| Ruislip, GB | 3 | 2005–2019 |